20127448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{691}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 41353920

約数和(自身を除く): 21226472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 331, 662, 691, 1324, 1382, 2648, 2764, 3641, 5528, 7282, 7601, 14564, 15202, 29128, 30404, 60808, 228721, 457442, 914884, 1829768, 2515931, 5031862, 10063724, 20127448]

約数ペア:

[(1, 20127448), (2, 10063724), (4, 5031862), (8, 2515931), (11, 1829768), (22, 914884), (44, 457442), (88, 228721), (331, 60808), (662, 30404), (691, 29128), (1324, 15202), (1382, 14564), (2648, 7601), (2764, 7282), (3641, 5528)]